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| Number | Title | Issue Date |
| 7127854 | Bulk material storage facilities with access chases and/or internal filling structures A storage facility includes a storage structure having a floor and a boundary wall upwardly extending therefrom, the floor and boundary wall bounding a chamber adapted to receive bulk material. A tubular chase bounds a passageway and is at least partially disposed a... | 10/31/2006 |
| 7004305 | Easily assemblable grain bin sweep A grain bin sweep is adapted to be assembled within a grain bin. The sweep comprises an auger assembly including a shield and an auger; and a tractor frame assembly comprising a frame first part and a frame second part. The sweep components are sized to fit through ... | 02/28/2006 |
| 5769590 | Grain sweep drive apparatus A drive mechanism for a radially extending grain sweeper that includes an auger for directing grain into a central opening in the floor portion of a grain storage container, said drive mechanism includes a housing coupled with the grain sweeper, a drive s... | 06/23/1998 |
| 5642977 | Silo unloader The present invention provides a silo unloader which combines the advantages of both a single auger unloader and a double auger unloader and substantially eliminates the disadvantages of both, to create a silo unloader that is very efficient and effective... | 07/01/1997 |
| 5180272 | Device and method for outloading bulk materials An apparatus for removing bulk materials from a laterally enclosed storage area wherein the apparatus may be substantially buried within the bulk material (11). The apparatus includes a support column (16) mounted at a base into a support floor (25). An a... | 01/19/1993 |
| 5098247 | Device and method for outloading bulk materials An apparatus for removing bulk materials from a laterally enclosed storage area wherein the apparatus may be substantially buried within the bulk material. The apparatus includes a support column mounted at a base into a support floor. An auger is attache... | 03/24/1992 |
| 4444338 | Vessel for the storage of powdered or granular products A vertical discharge duct provided on a storage vessel wall terminates either in a separate duct outlet or in the vessel outlet at the lower end of the discharge hopper. A duct-clearing carriage is displaceable vertically along the entire length of the du... | 04/24/1984 |
| 4286909 | Apparatus for unloading bulk material from a storage space An apparatus for unloading bulk material from a storage space includes an upward conveyor (14), in particular a screw conveyor. For scraping the bulk material to the inlet end (22) of the upward conveyor (14), there is a scraper conveyor (27, 28) which is... | 09/01/1981 |
